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Coal Mining In West Virginiaunion Tools Coal Shovels

Coal Mining In West Virginiaunion Tools Coal Shovels

The Effects of Coal Mining, Visualized: Scope and Tools. Erik Calonius - One of the Coal Company Power Shovels Digs for the Solid Fuel at the Left. At the Right a Machine Is Probing the Location of the Coal Seam Off Route #800, 1974. Between 1972 and 1974, an Environmental Protection Agency photography initiative called Documerica sought to

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